Connect Tech DFlex-4/104, Руководство пользователя

Страница: 36 / 82

2-12 Chapter 2: Hardware Installation
DFlex-4/104 User's Manual, ver. 0.04
Examples:
1.
The following example shows the settings on J2 and SW1so
that port 1 interrupts on IRQ 5, port 2 interrupts on IRQ 7,
port 3 interrupts on IRQ 10 and port 4 interupts on IRQ 15.
IRQ jumper block
3 5 7 9/2 4 6 10 12 14 15 11
B
A
D
C
J2
IRQ
Port address
switch block
ON
1 2 6
SW1
Off
3 4
IRQ switches
5
2.
The following example shows the settings on J2 and SW1so
that port 1 interrupts on IRQ 5, port 2 interrupts on IRQ 7,
port 3 interrupts on IRQ 12 and port 4 interupts on IRQ 15.
IRQ jumper block
3 5 7 9/2 4 6 10 12 14 15 11
B
A
D
C
J2
IRQ
Port address
switch block
ON
1 2 6
SW1
Off
3 4
IRQ switches
5
Note: Ensure that all other unused jumpers on J2 are removed or
not contacting more than one pin.
Baud Rate Selection
The DFlex-4/104 is a high-speed serial adapter for PC/104 bus
compatible computers. Utilizing large FIFO buffers in the
16C654 quad UART and high-speed circuitry, the DFlex-4/104
adapter is an ideal solution for applications requiring serial
communications up to 460K baud.